<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
  <style>
    div {
      /* font-family: 宋体; */
      font-family: 微软雅黑;
    }
  </style>
</head>
<body>

<div>这是一个div标签</div>


</body>
</html>
